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This Sum and Difference Angle Formulas assessment also includes:
Need practice deriving trigonometric angle formulas? With this worksheet, pupils derive the sum and difference formulas for cosine and tangent and the difference formula for sine. Scholars use the sine sum formula and other known trigonometric properties to develop the others.
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CCSS:
Designed
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Instructional Ideas
- Have classmates work in pairs on the task, then share their strategies with another pair
Classroom Considerations
- Builds on previous knowledge of the relationship between cosine, sine, and tangent
- Class members need to know that sine is odd and cosine is even
Pros
- Includes alternative steps for the solutions
- Contains scaffolding in the form of hints throughout the resource
Cons
- None